From 785b62167d2fb9f2b98432627e503d3759a48de9 Mon Sep 17 00:00:00 2001 From: Joel Stanley Date: Thu, 29 Jun 2017 15:31:07 +0930 Subject: clk: gemini: Read status before using the value The probe does a shift and mask of val without having read it from the hardware. Fixes: 846423f96721 ("clk: Add Gemini SoC clock controller") Signed-off-by: Joel Stanley Reviewed-by: Linus Walleij Signed-off-by: Stephen Boyd --- drivers/clk/clk-gemini.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/clk/clk-gemini.c') diff --git a/drivers/clk/clk-gemini.c b/drivers/clk/clk-gemini.c index b82db96ce0c7..c391a49aaaff 100644 --- a/drivers/clk/clk-gemini.c +++ b/drivers/clk/clk-gemini.c @@ -306,6 +306,7 @@ static int gemini_clk_probe(struct platform_device *pdev) gemini_clk_data->hws[GEMINI_CLK_RTC] = hw; /* CPU clock derived as a fixed ratio from the AHB clock */ + regmap_read(map, GEMINI_GLOBAL_STATUS, &val); val >>= CPU_AHB_RATIO_SHIFT; val &= CPU_AHB_RATIO_MASK; hw = clk_hw_register_fixed_factor(NULL, "cpu", "ahb", 0, -- cgit v1.2.3